924 'The Convergence-Convergence' Press Release Posted May 4, 2016

CBS has released the synopsis for the ninth season finale of The Big Bang Theory, "The Convergence-Convergence", which airs next Thursday, May 12. Judd Hirsch (Taxi) guest stars as Alfred, Leonard's father. Christine Baranski and Laurie Metcalf reprise their roles as Dr. Beverly Hofstadter and Mary Cooper, respectively, in the episode.

"The Convergence Convergence" - Chaos ensues when Leonard's recently divorced parents, Alfred (Judd Hirsch) and Beverly (Christine Baranski), and Sheldon's devoutly religious mother, Mary (Laurie Metcalf), come to town. Also, Wolowitz and Koothrappali think the government is out to get them when they are contacted about their guidance system, on the ninth season finale of THE BIG BANG THEORY, Thursday, May 12 (8:00-8:31 PM, ET/PT) on the CBS Television Network.

The Big Bang Theory has already been renewed for a tenth season on CBS as part of a three-season deal signed back in 2014.

More about the episode

Chaos ensues when Leonard's recently divorced parents, Alfred (Judd Hirsch) and Beverly (Christine Baranski), and Sheldon's devoutly religious mother, Mary (Laurie Metcalf), come to town. Also, Wolowitz and Koothrappali think the government is out to get them when they are contacted about their guidance system.

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